| Name | Castilleja minor var. exilis (A. Nelson) J. M. Egger |
| Authorship | (A. Nelson) J. M. Egger |
| Rank | Variety |
| Placed in | Castilleja minor A. Gray |
| Citation | 2008 Phytologia 90(1): 72–73 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Castilleja minor var. exilis (A. Nelson) J. M. Egger |
| Identification made in | [no date] (1), 1995 (1), 1996 (2) |